Kimberly Jayne Raver (born March 15, 1969) is an American actress known for her prominent roles in acclaimed television dramas. She is best recognized for portraying Dr. Teddy Altman on ABC's long-running medical series Grey's Anatomy, a character she has played across multiple seasons. Raver also starred as Kim Zambrano in the NBC drama Third Watch, and as Audrey Raines in the action-thriller series 24, contributing significantly to the show's critical and commercial success. With a career spanning both television and film, Raver is noted for her strong dramatic performances and her ability to portray complex, emotionally nuanced characters.